claspers


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claspers

  1. the rod-like projections between the pelvic fins of male ELASMOBRANCH fish that are utilized in copulation.
  2. the processes at the tip of the male abdomen of insects used to hold the female during copulation.
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The morphological features of the claspers are used to indicate sexual maturation in elasmobranchs.
Claspers on sides of hypandrium, proximal halves slender, elongate, each bearing mesally a directed outwards prong; distal halves outcurved, distally pointed, wider mesally (Fig.
"They raised [pounds sterling]600 which meant they could buy Harry his first pub, the Clasper Hotel, on Scotswood Road.
carpinteroi in having the distal ends of the claspers fused and pointed, and in having the clunial process much broader; differing from L.
Distal abdomen not well preserved but no terminal claspers evident.
Examination of the mature claspers of numerous species of large sharks, freshly defrosted from his extensive collection, was made possible by Jose I.
Long explained that that limbs and genitals developed via the same developmental pathways, so fossils showing the oldest evidence of pelvic fins (the placoderms) also showing the oldest expression of sexual organs (claspers) might not be such a coincidence.
The Claspers paid Mr Cooper, who traded from his Burnopfield home under the name of Cooper Constructions, pounds 20,000 up front to build the new rooms, which they hoped would create extra space for their four children who were cramped in the three-bedroom-semi on Parkhead Gardens in Winlaton, Gateshead.
IT was with interest that I read in The Journal that Ed Waugh has written a play about Harry Clasper, the famous oarsman, and is seeking some of Clasper's descendants.
Now, the team has identified a long clasper, made entirely of bone, on another fish specimen.
As the Alan Shearer of his day, Harry Clasper rowed his way into the world record books in the mid 1800s.